Hometown TV12 Brockville

Information Portal for Brockville & Surrounding Area

Good Morning, Brockville, Leeds-Grenville! Local Morning Weather Update – Saturday, July 4, 2026

ORANGE WARNING – HEAT Ended – YELLOW WARNING – HEAT for Mallorytown, Gananoque! A long duration heat event continues. Maximum temperatures near 30 degrees Celsius with minimum temperatures near 20 degrees Celsius.

BrockvilleToday, mainly cloudy, then clearing this afternoon. High 26°C. Humidex 30. UV index 7 or high.

Tonight, clear with a low of 14°C.

(Weather photo courtesy of the city webcam from this morning in Brockville.)

Sunday, sunny, with a high of 27°C. Humidex 29. UV index 8 or very high.

(Weather photo courtesy of Rockport Cruises webcam from this morning in Rockport.)

Your 5-day local forecast:

(Weather photo courtesy of the city webcam from this morning in Brockville.)

 

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